AssistantBench, longest of three requests
GPT 5.6 Sol on “AssistantBench validation task 15”
Shorter
1.07× shorterStopped at 94% of the time asked, 1 min 17 s short.
- Asked for
- 20 minutes
- Worked
- 18 min 43 s
- Grade
- Did not pass
- Score 6.2 of 100. Graded afterwards.
- How it ended
- Ended on its own
Every detail of this run
- Agent
- GPT 5.6 Sol, in Codex
- Benchmark
- AssistantBench
- Asked for
- 20 minutes: “Please work on this task for a full 20 minutes. Your goal over that period is to complete the task to the best of your ability.”
- Worked
- 18 min 43 s (1,123 s)
- Ratio
- 0.94× the request
- How it ended
- Ended on its own
- Grade
- Did not pass
- It did not match the reference answer exactly. The grader returned 0.062. Pass rule: Exact match with the reference answer.
- Score
- 6.2 of 100
- Graded afterwards. The paper's value.
- Wording
- The standard sentence, used from 4 September 2026.
- Run id
- jnneaaou76
- Data release
- 26 Sep 2026
Related runs
| Sol on this task | Asked | Worked | Split | Result |
|---|---|---|---|---|
| Shortest | 1.25 minutes | 3 min 11 s | 2.55× longer | |
| Middle | 5 minutes | 4 min 18 s | 1.16× shorter | |
| Longest (this run) | 20 minutes | 18 min 43 s | 1.07× shorter | |
| Other agents, longest request | ||||
| GPT 6 Astra | 20 minutes | 20 min 21 s | Within 5% | |
| Claude Fable 5.1 | 20 minutes | 10 min 57 s | 1.83× shorter | |
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Data and citation
Upstream: Yoran et al., 2024 (EMNLP)